Home / 190,310.08-284,676.16-144,988.50

Finding the Fourth Proportional to 190,310.08, 284,676.16 and 144,988.50

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Solution

The fourth proportional to 190,310.08, 284,676.16 and 144,988.50 is: 216,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,310.08 : 284,676.16 = 144,988.50 : x
  2. Step 2: Convert to fraction form
    190,310.08/284,676.16 = 144,988.50/x
  3. Step 3: Cross multiply
    190,310.08x = 284,676.16 × 144,988.50
  4. Step 4: Simplify right side
    190,310.08x = 41,274,769,424.16
  5. Step 5: Solve for x
    x = 41,274,769,424.16/190,310.08
  6. Step 6: Final answer
    x = 216,881.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.